diff --git a/build.gradle.kts b/build.gradle.kts
index 64b1c48..233b214 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -48,5 +48,7 @@ dependencies {
     implementation  ("io.github.scwang90:refresh-footer-ball:2.1.0")        //球脉冲加载
     implementation  ("io.github.scwang90:refresh-footer-classics:2.1.0")
     implementation ("com.google.code.gson:gson:2.10.1")
+    implementation ("com.squareup.retrofit2:retrofit:2.9.0")
+    implementation ("com.squareup.retrofit2:converter-gson:2.9.0")
 
 }
\ No newline at end of file
diff --git a/src/main/java/com/hnucm/c202201020141/Api.java b/src/main/java/com/hnucm/c202201020141/Api.java
index 59a3245..766f845 100644
--- a/src/main/java/com/hnucm/c202201020141/Api.java
+++ b/src/main/java/com/hnucm/c202201020141/Api.java
@@ -1,4 +1,14 @@
 package com.hnucm.c202201020141;
 
+import java.util.Map;
+
+import retrofit2.Call;
+import retrofit2.http.Body;
+import retrofit2.http.POST;
+
 public interface Api {
+    @POST("login")
+    Call<LoginResult> login(@Body Map<String,String> map);
+
+
 }
diff --git a/src/main/java/com/hnucm/c202201020141/Doctor2.java b/src/main/java/com/hnucm/c202201020141/Doctor2.java
deleted file mode 100644
index c8c4f72..0000000
--- a/src/main/java/com/hnucm/c202201020141/Doctor2.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package com.hnucm.c202201020141;
-
-import java.util.List;
-
-public class Doctor2 {
-    public List<Doctor.DepartmentsDTO> departments;
-
-    public static class DepartmentsDTO {
-        public String Doctor;
-        public String Expert;
-        public String Cost;
-        public String Picture;
-    }
-}
diff --git a/src/main/java/com/hnucm/c202201020141/LoginResult.java b/src/main/java/com/hnucm/c202201020141/LoginResult.java
new file mode 100644
index 0000000..d37fd6b
--- /dev/null
+++ b/src/main/java/com/hnucm/c202201020141/LoginResult.java
@@ -0,0 +1,12 @@
+package com.hnucm.c202201020141;
+
+import com.google.gson.annotations.SerializedName;
+
+public class LoginResult {
+    @SerializedName("msg")
+    public String msg;
+    @SerializedName("code")
+    public Integer code;
+    @SerializedName("token")
+    public String token;
+}
diff --git a/src/main/java/com/hnucm/c202201020141/Medicine.java b/src/main/java/com/hnucm/c202201020141/Medicine.java
deleted file mode 100644
index 7c5c737..0000000
--- a/src/main/java/com/hnucm/c202201020141/Medicine.java
+++ /dev/null
@@ -1,14 +0,0 @@
-package com.hnucm.c202201020141;
-
-import java.util.List;
-
-public class Medicine {
-    public List<Doctor.DepartmentsDTO> departments;
-
-    public static class DepartmentsDTO {
-        public String Doctor;
-        public String Expert;
-        public String Cost;
-        public String Picture;
-    }
-}